Tree grate



FIG. 1 is a perspective view of the tree grate embodying the new design;

FIG. 2 is a top elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a top elevational view thereof showing segments of one type of assembled tree grate in broken lines; and,

FIG. 8 is a perspective view thereof showing segments of one type of assembled tree grate in broken lines.

FIGS. 1-8 show portions of a tree grate in broken lines. The broken lines are shown for environmental purposes and form no part of the claimed design. 

The ornamental design for tree grate, as shown and described. 